Zobrazeno 1 - 10
of 888
pro vyhledávání: '"evolution process"'
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 10, Pp 54-62 (2024)
To further elucidate the mechanism of acoustic emission (AE) response when a fractured rock is compressed, a new method for calculating the AE characteristics from the perspective of relative particle motion based on the moment tensor theory in seism
Externí odkaz:
https://doaj.org/article/e4f6b09539ce4c7f890aa927bae6f742
Publikováno v:
Heat Treatment and Surface Engineering, Vol 6, Iss 1 (2024)
A comprehensive control methodology has been developed to address challenges such as temperature fluctuations, inconsistent depth penetration, and compositional integrity variations during laser-induction hybrid strengthening performed with consisten
Externí odkaz:
https://doaj.org/article/bfdaf7ddd6a54c81aaba5c988fca4d56
Publikováno v:
Zhongguo dizhi zaihai yu fangzhi xuebao, Vol 35, Iss 3, Pp 52-60 (2024)
Heixiluo gully, located in Suxiong Town, Ganluo County of Sichuan Province, experienced a catastrophic debris flow disaster at 8:00 a.m. on August 31, 2020, causing significant losses to local residents, as well as to the Chengdu–Kunming railway br
Externí odkaz:
https://doaj.org/article/57ba898e26154a51849527c4b367c72a
Publikováno v:
Ultrasonics Sonochemistry, Vol 108, Iss , Pp 106968- (2024)
Ultrasonic technology has a significant degassing effect and can increase the efficiency of hydrogen production in the proton exchange membrane electrolysis of water. However, further research is needed to understand its influence mechanism on hydrog
Externí odkaz:
https://doaj.org/article/844af40ea92e46e8a923279de099ee1b
Publikováno v:
Ziyuan Kexue, Vol 46, Iss 4, Pp 841-852 (2024)
[Objective] The purpose of this study was to systematically study the evolution process and driving effects of the decoupling relationship between rural settlements and rural population. The research results were expected to provide guidance for the
Externí odkaz:
https://doaj.org/article/236e1a5d935e4d69a4871dc8e5018b41
Autor:
Dan Liu, Chanjuan Tian, Xuequn Chen, Wenjing Zhang, Xin Zhang, Zezheng Wang, Dandan Xu, Yawen Chang
Publikováno v:
Water Supply, Vol 23, Iss 12, Pp 5004-5016 (2023)
Karst aquifers are strategically important as they supply domestic water and are a resource for irrigation and industry in northern China. The heterogeneity of the karst aquifer medium makes it vulnerable to external influences. Here, samples of surf
Externí odkaz:
https://doaj.org/article/6de554775af742919b1e12f20097543c
Publikováno v:
Horticulturae, Vol 10, Iss 8, p 868 (2024)
Light is a crucial environmental factor for plant growth and development, and the light required for plant development on Earth mainly comes from solar radiation. Light not only affects the photomorphogenesis of plants as a trigger signal but also ha
Externí odkaz:
https://doaj.org/article/4f04ec43aa20495db0604c572b67c3ac
Publikováno v:
地球与行星物理论评, Vol 54, Iss 4, Pp 398-416 (2023)
The polar cap patch is a common ionospheric structure. It often appears in the F region of the ionosphere over the polar caps; these patches are usually characterized by electron densities that can be even twice greater than that of the surrounding a
Externí odkaz:
https://doaj.org/article/cce1567ef64440b8a0e7698db7efb200
Autor:
Rongsen Chen, Yaoping Zhang
Publikováno v:
Buildings, Vol 14, Iss 6, p 1851 (2024)
In order to investigate the mechanical properties of basalt fiber-doped tailing sand cemented filler and the evolution of energy damage, a uniaxial compression test was carried out on the basalt fiber-doped tailing sand cemented filler specimens to a
Externí odkaz:
https://doaj.org/article/d54c4968505445ac8bf6ae1956b21e9f
Publikováno v:
Engineering Applications of Computational Fluid Mechanics, Vol 17, Iss 1 (2023)
Efficient energy conversion can improve Pelton turbine unit efficiency and bring higher economic benefits. However, the reasons that influence the energy conversion characteristics of the Pelton turbine have not been effectively revealed. The main re
Externí odkaz:
https://doaj.org/article/5c17f60a4922410c8aed10387db99686